PetzLife Complete Coat Insect Repellent EXTERNAL: Use our Herbal Defense Organic spray to fight off all other biting insects like mosquitos, fleas, etc. Herbal Defense Spray contains the same natural and safe ingredients Quassia as the powder uses. The concentrated liquid form when mixed with water, brings out its maximum potency. Spray entire coat on pet to kill and remove any pests. Repeat every week or two to help ward them off. PetzLife Herbal Defense Spray is - Non Toxic, Non Inflammatory, Antiseptic, 100% safe for Dogs and Cats